# Rest the green 
lentils in water for overnight. The day after, boil them until they soften.
# To prepare the meatballs put 
bread crumbs and grated 
onion into a mixing bowl. Knead this mixture until turns into homogenous.
# Add mnced 
lamb meat, black 
pepper, cumin and salt onto the mixture. Knead this mixture for abour 2-3 minutes.
# Pick grape size pieces from the meatball mixture and roll them. Place them into a greased baking tray. Place the tray into the oven which is preheated to 374 F and cook the meatballs.
# Meanwhile cut the 
onion into small pieces and make them pink by frying with vegetable oil. Add 
tomato paste and salt. Add peeled and diced 
tomatoes into the pot also.
# When the 
tomato pieces lose their shape, add 
potato cubes in it. Cover the lid of the pot and cook the mixture for 5 minutes. Then, add hot water.
# Add green 
lentils and meatballs into the mela 15 minutes later. Cover the lid again and cook it for 15 minutes more.
# Serve it hot.